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<h1>apr_network_io.h</h1><a href="apr__network__io_8h.html">Go to the documentation of this file.</a><pre class="fragment"><div>00001 <span class="comment">/* Copyright 2000-2005 The Apache Software Foundation or its licensors, as</span>
00002 <span class="comment"> * applicable.</span>
00003 <span class="comment"> *</span>
00004 <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</span>
00005 <span class="comment"> * you may not use this file except in compliance with the License.</span>
00006 <span class="comment"> * You may obtain a copy of the License at</span>
00007 <span class="comment"> *</span>
00008 <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span>
00009 <span class="comment"> *</span>
00010 <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span>
00011 <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span>
00012 <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
00013 <span class="comment"> * See the License for the specific language governing permissions and</span>
00014 <span class="comment"> * limitations under the License.</span>
00015 <span class="comment"> */</span>
00016
00017 <span class="preprocessor">#ifndef APR_NETWORK_IO_H</span>
00018 <span class="preprocessor"></span><span class="preprocessor">#define APR_NETWORK_IO_H</span>
00019 <span class="preprocessor"></span><span class="comment">/**</span>
00020 <span class="comment"> * @file apr_network_io.h</span>
00021 <span class="comment"> * @brief APR Network library</span>
00022 <span class="comment"> */</span>
00023
00024 <span class="preprocessor">#include "apr.h"</span>
00025 <span class="preprocessor">#include "<a class="code" href="apr__pools_8h.html">apr_pools.h</a>"</span>
00026 <span class="preprocessor">#include "<a class="code" href="apr__file__io_8h.html">apr_file_io.h</a>"</span>
00027 <span class="preprocessor">#include "<a class="code" href="apr__errno_8h.html">apr_errno.h</a>"</span>
00028 <span class="preprocessor">#include "<a class="code" href="apr__inherit_8h.html">apr_inherit.h</a>"</span>
00029
00030 <span class="preprocessor">#if APR_HAVE_NETINET_IN_H</span>
00031 <span class="preprocessor"></span><span class="preprocessor">#include <netinet/in.h></span>
00032 <span class="preprocessor">#endif</span>
00033 <span class="preprocessor"></span>
00034 <span class="preprocessor">#ifdef __cplusplus</span>
00035 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
00036 <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span>
00037 <span class="comment"></span>
00038 <span class="comment">/**</span>
00039 <span class="comment"> * @defgroup apr_network_io Network Routines</span>
00040 <span class="comment"> * @ingroup APR </span>
00041 <span class="comment"> * @{</span>
00042 <span class="comment"> */</span>
00043
00044 <span class="preprocessor">#ifndef APR_MAX_SECS_TO_LINGER</span>
00045 <span class="preprocessor"></span><span class="comment">/** Maximum seconds to linger */</span>
<a name="l00046"></a><a class="code" href="group__apr__network__io.html#ga41">00046</a> <span class="preprocessor">#define APR_MAX_SECS_TO_LINGER 30</span>
00047 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00048 <span class="preprocessor"></span>
00049 <span class="preprocessor">#ifndef APRMAXHOSTLEN</span>
00050 <span class="preprocessor"></span><span class="comment">/** Maximum hostname length */</span>
<a name="l00051"></a><a class="code" href="group__apr__network__io.html#ga42">00051</a> <span class="preprocessor">#define APRMAXHOSTLEN 256</span>
00052 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00053 <span class="preprocessor"></span>
00054 <span class="preprocessor">#ifndef APR_ANYADDR</span>
00055 <span class="preprocessor"></span><span class="comment">/** Default 'any' address */</span>
<a name="l00056"></a><a class="code" href="group__apr__network__io.html#ga43">00056</a> <span class="preprocessor">#define APR_ANYADDR "0.0.0.0"</span>
00057 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00058 <span class="preprocessor"></span><span class="comment"></span>
00059 <span class="comment">/**</span>
00060 <span class="comment"> * @defgroup apr_sockopt Socket option definitions</span>
00061 <span class="comment"> * @{</span>
00062 <span class="comment"> */</span>
<a name="l00063"></a><a class="code" href="group__apr__sockopt.html#ga0">00063</a> <span class="preprocessor">#define APR_SO_LINGER 1 </span><span class="comment">/**< Linger */</span>
<a name="l00064"></a><a class="code" href="group__apr__sockopt.html#ga1">00064</a> <span class="preprocessor">#define APR_SO_KEEPALIVE 2 </span><span class="comment">/**< Keepalive */</span>
<a name="l00065"></a><a class="code" href="group__apr__sockopt.html#ga2">00065</a> <span class="preprocessor">#define APR_SO_DEBUG 4 </span><span class="comment">/**< Debug */</span>
<a name="l00066"></a><a class="code" href="group__apr__sockopt.html#ga3">00066</a> <span class="preprocessor">#define APR_SO_NONBLOCK 8 </span><span class="comment">/**< Non-blocking IO */</span>
<a name="l00067"></a><a class="code" href="group__apr__sockopt.html#ga4">00067</a> <span class="preprocessor">#define APR_SO_REUSEADDR 16 </span><span class="comment">/**< Reuse addresses */</span>
<a name="l00068"></a><a class="code" href="group__apr__sockopt.html#ga5">00068</a> <span class="preprocessor">#define APR_SO_SNDBUF 64 </span><span class="comment">/**< Send buffer */</span>
<a name="l00069"></a><a class="code" href="group__apr__sockopt.html#ga6">00069</a> <span class="preprocessor">#define APR_SO_RCVBUF 128 </span><span class="comment">/**< Receive buffer */</span>
<a name="l00070"></a><a class="code" href="group__apr__sockopt.html#ga7">00070</a> <span class="preprocessor">#define APR_SO_DISCONNECTED 256 </span><span class="comment">/**< Disconnected */</span>
<a name="l00071"></a><a class="code" href="group__apr__sockopt.html#ga8">00071</a> <span class="preprocessor">#define APR_TCP_NODELAY 512 </span><span class="comment">/**< For SCTP sockets, this is mapped</span>
00072 <span class="comment"> * to STCP_NODELAY internally.</span>
00073 <span class="comment"> */</span>
<a name="l00074"></a><a class="code" href="group__apr__sockopt.html#ga9">00074</a> <span class="preprocessor">#define APR_TCP_NOPUSH 1024 </span><span class="comment">/**< No push */</span>
<a name="l00075"></a><a class="code" href="group__apr__sockopt.html#ga10">00075</a> <span class="preprocessor">#define APR_RESET_NODELAY 2048 </span><span class="comment">/**< This flag is ONLY set internally</span>
00076 <span class="comment"> * when we set APR_TCP_NOPUSH with</span>
00077 <span class="comment"> * APR_TCP_NODELAY set to tell us that</span>
00078 <span class="comment"> * APR_TCP_NODELAY should be turned on</span>
00079 <span class="comment"> * again when NOPUSH is turned off</span>
00080 <span class="comment"> */</span>
<a name="l00081"></a><a class="code" href="group__apr__sockopt.html#ga11">00081</a> <span class="preprocessor">#define APR_INCOMPLETE_READ 4096 </span><span class="comment">/**< Set on non-blocking sockets</span>
00082 <span class="comment"> * (timeout != 0) on which the</span>
00083 <span class="comment"> * previous read() did not fill a buffer</span>
00084 <span class="comment"> * completely. the next apr_socket_recv() </span>
00085 <span class="comment"> * will first call select()/poll() rather than</span>
00086 <span class="comment"> * going straight into read(). (Can also</span>
00087 <span class="comment"> * be set by an application to force a</span>
00088 <span class="comment"> * select()/poll() call before the next</span>
00089 <span class="comment"> * read, in cases where the app expects</span>
00090 <span class="comment"> * that an immediate read would fail.)</span>
00091 <span class="comment"> */</span>
<a name="l00092"></a><a class="code" href="group__apr__sockopt.html#ga12">00092</a> <span class="preprocessor">#define APR_INCOMPLETE_WRITE 8192 </span><span class="comment">/**< like APR_INCOMPLETE_READ, but for write</span>
00093 <span class="comment"> * @see APR_INCOMPLETE_READ</span>
00094 <span class="comment"> */</span>
<a name="l00095"></a><a class="code" href="group__apr__sockopt.html#ga13">00095</a> <span class="preprocessor">#define APR_IPV6_V6ONLY 16384 </span><span class="comment">/**< Don't accept IPv4 connections on an</span>
00096 <span class="comment"> * IPv6 listening socket.</span>
00097 <span class="comment"> */</span>
<a name="l00098"></a><a class="code" href="group__apr__sockopt.html#ga14">00098</a> <span class="preprocessor">#define APR_TCP_DEFER_ACCEPT 32768 </span><span class="comment">/**< Delay accepting of new connections </span>
00099 <span class="comment"> * until data is available.</span>
00100 <span class="comment"> * @see apr_socket_accept_filter</span>
00101 <span class="comment"> */</span>
00102 <span class="comment"></span>
00103 <span class="comment">/** @} */</span>
00104 <span class="comment"></span>
00105 <span class="comment">/** Define what type of socket shutdown should occur. */</span>
<a name="l00106"></a><a class="code" href="group__apr__network__io.html#ga49">00106</a> <span class="keyword">typedef</span> <span class="keyword">enum</span> {
00107 <a class="code" href="group__apr__network__io.html#gga49a32">APR_SHUTDOWN_READ</a>, <span class="comment">/**< no longer allow read request */</span>
00108 <a class="code" href="group__apr__network__io.html#gga49a33">APR_SHUTDOWN_WRITE</a>, <span class="comment">/**< no longer allow write requests */</span>
00109 <a class="code" href="group__apr__network__io.html#gga49a34">APR_SHUTDOWN_READWRITE</a> <span class="comment">/**< no longer allow read or write requests */</span>
00110 } <a class="code" href="group__apr__network__io.html#ga49">apr_shutdown_how_e</a>;
00111
<a name="l00112"></a><a class="code" href="group__apr__network__io.html#ga44">00112</a> <span class="preprocessor">#define APR_IPV4_ADDR_OK 0x01 </span><span class="comment">/**< @see apr_sockaddr_info_get() */</span>
<a name="l00113"></a><a class="code" href="group__apr__network__io.html#ga45">00113</a> <span class="preprocessor">#define APR_IPV6_ADDR_OK 0x02 </span><span class="comment">/**< @see apr_sockaddr_info_get() */</span>
00114
00115 <span class="preprocessor">#if (!APR_HAVE_IN_ADDR)</span>
00116 <span class="preprocessor"></span><span class="comment">/**</span>
00117 <span class="comment"> * We need to make sure we always have an in_addr type, so APR will just</span>
00118 <span class="comment"> * define it ourselves, if the platform doesn't provide it.</span>
00119 <span class="comment"> */</span>
<a name="l00120"></a><a class="code" href="structin__addr.html">00120</a> <span class="keyword">struct </span><a class="code" href="structin__addr.html">in_addr</a> {
<a name="l00121"></a><a class="code" href="structin__addr.html#o0">00121</a> apr_uint32_t <a class="code" href="structin__addr.html#o0">s_addr</a>; <span class="comment">/**< storage to hold the IP# */</span>
00122 };
00123 <span class="preprocessor">#endif</span>
00124 <span class="preprocessor"></span><span class="comment"></span>
00125 <span class="comment">/** @def APR_INADDR_NONE</span>
00126 <span class="comment"> * Not all platforms have a real INADDR_NONE. This macro replaces</span>
00127 <span class="comment"> * INADDR_NONE on all platforms.</span>
00128 <span class="comment"> */</span>
00129 <span class="preprocessor">#ifdef INADDR_NONE</span>
00130 <span class="preprocessor"></span><span class="preprocessor">#define APR_INADDR_NONE INADDR_NONE</span>
00131 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00132"></a><a class="code" href="group__apr__network__io.html#ga46">00132</a> <span class="preprocessor"></span><span class="preprocessor">#define APR_INADDR_NONE ((unsigned int) 0xffffffff)</span>
00133 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00134 <span class="preprocessor"></span><span class="comment"></span>
00135 <span class="comment">/**</span>
00136 <span class="comment"> * @def APR_INET</span>
00137 <span class="comment"> * Not all platforms have these defined, so we'll define them here</span>
00138 <span class="comment"> * The default values come from FreeBSD 4.1.1</span>
00139 <span class="comment"> */</span>
<a name="l00140"></a><a class="code" href="group__apr__network__io.html#ga47">00140</a> <span class="preprocessor">#define APR_INET AF_INET</span>
00141 <span class="preprocessor"></span><span class="comment">/** @def APR_UNSPEC</span>
00142 <span class="comment"> * Let the system decide which address family to use</span>
00143 <span class="comment"> */</span>
00144 <span class="preprocessor">#ifdef AF_UNSPEC</span>
00145 <span class="preprocessor"></span><span class="preprocessor">#define APR_UNSPEC AF_UNSPEC</span>
00146 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00147"></a><a class="code" href="group__apr__network__io.html#ga48">00147</a> <span class="preprocessor"></span><span class="preprocessor">#define APR_UNSPEC 0</span>
00148 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
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